BCLib/src/main/java/org/betterx/bclib/blocks/BaseTerrainBlock.java

package org.betterx.bclib.blocks;

import org.betterx.bclib.client.models.BasePatterns;
import org.betterx.bclib.client.models.ModelsHelper;
import org.betterx.bclib.client.models.PatternsHelper;
import org.betterx.bclib.client.sound.BlockSounds;
import org.betterx.worlds.together.tag.v3.MineableTags;
import org.betterx.worlds.together.tag.v3.TagManager;

import net.minecraft.client.renderer.block.model.BlockModel;
import net.minecraft.client.resources.model.UnbakedModel;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.core.registries.BuiltInRegistries;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.util.RandomSource;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.enchantment.EnchantmentHelper;
import net.minecraft.world.item.enchantment.Enchantments;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.SnowLayerBlock;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.lighting.LayerLightEngine;
import net.minecraft.world.level.material.MaterialColor;
import net.minecraft.world.level.storage.loot.LootContext;
import net.minecraft.world.level.storage.loot.parameters.LootContextParams;
import net.minecraft.world.phys.BlockHitResult;

import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;

import com.google.common.collect.Maps;

import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.jetbrains.annotations.Nullable;

@SuppressWarnings("deprecation")
public class BaseTerrainBlock extends BaseBlock {
    private final Block baseBlock;
    private Block pathBlock;

    public BaseTerrainBlock(Block baseBlock, MaterialColor color) {
        super(Properties
                .copy(baseBlock)
                .color(color)
                .sound(BlockSounds.TERRAIN_SOUND)
                .randomTicks()
        );
        this.baseBlock = baseBlock;
    }

    public void setPathBlock(Block roadBlock) {
        this.pathBlock = roadBlock;
    }

    public Block getBaseBlock() {
        return baseBlock;
    }

    @Override
    public InteractionResult use(
            BlockState state,
            Level world,
            BlockPos pos,
            Player player,
            InteractionHand hand,
            BlockHitResult hit
    ) {
        if (pathBlock != null && TagManager.isToolWithMineableTag(player.getMainHandItem(), MineableTags.SHOVEL)) {
            world.playSound(player, pos, SoundEvents.SHOVEL_FLATTEN, SoundSource.BLOCKS, 1.0F, 1.0F);
            if (!world.isClientSide) {
                world.setBlockAndUpdate(pos, pathBlock.defaultBlockState());
                if (!player.isCreative()) {
                    player.getMainHandItem().hurt(1, world.random, (ServerPlayer) player);
                }
            }
            return InteractionResult.SUCCESS;
        }
        return InteractionResult.FAIL;
    }

    @Override
    public List<ItemStack> getDrops(BlockState state, LootContext.Builder builder) {
        ItemStack tool = builder.getParameter(LootContextParams.TOOL);
        if (tool != null && EnchantmentHelper.getItemEnchantmentLevel(Enchantments.SILK_TOUCH, tool) > 0) {
            return Collections.singletonList(new ItemStack(this));
        }
        return Collections.singletonList(new ItemStack(getBaseBlock()));
    }

    @Override
    public void randomTick(BlockState state, ServerLevel world, BlockPos pos, RandomSource random) {
        if (random.nextInt(16) == 0 && !canStay(state, world, pos)) {
            world.setBlockAndUpdate(pos, getBaseBlock().defaultBlockState());
        }
    }

    public boolean canStay(BlockState state, LevelReader worldView, BlockPos pos) {
        BlockPos blockPos = pos.above();
        BlockState blockState = worldView.getBlockState(blockPos);
        if (blockState.is(Blocks.SNOW) && blockState.getValue(SnowLayerBlock.LAYERS) == 1) {
            return true;
        } else if (blockState.getFluidState().getAmount() == 8) {
            return false;
        } else {
            int i = LayerLightEngine.getLightBlockInto(
                    worldView,
                    state,
                    pos,
                    blockState,
                    blockPos,
                    Direction.UP,
                    blockState.getLightBlock(worldView, blockPos)
            );
            return i < 5;
        }
    }

    @Override
    @Environment(EnvType.CLIENT)
    public BlockModel getItemModel(ResourceLocation blockId) {
        return getBlockModel(blockId, defaultBlockState());
    }

    @Override
    @Environment(EnvType.CLIENT)
    public @Nullable BlockModel getBlockModel(ResourceLocation blockId, BlockState blockState) {
        ResourceLocation baseId = BuiltInRegistries.BLOCK.getKey(getBaseBlock());
        String modId = blockId.getNamespace();
        String path = blockId.getPath();
        String bottom = baseId.getNamespace() + ":block/" + baseId.getPath();
        Map<String, String> textures = Maps.newHashMap();
        textures.put("%top%", modId + ":block/" + path + "_top");
        textures.put("%side%", modId + ":block/" + path + "_side");
        textures.put("%bottom%", bottom);
        Optional<String> pattern = PatternsHelper.createJson(BasePatterns.BLOCK_TOP_SIDE_BOTTOM, textures);
        return ModelsHelper.fromPattern(pattern);
    }

    @Override
    @Environment(EnvType.CLIENT)
    public UnbakedModel getModelVariant(
            ResourceLocation stateId,
            BlockState blockState,
            Map<ResourceLocation, UnbakedModel> modelCache
    ) {
        ResourceLocation modelId = new ResourceLocation(stateId.getNamespace(), "block/" + stateId.getPath());
        registerBlockModel(stateId, modelId, blockState, modelCache);
        return ModelsHelper.createRandomTopModel(modelId);
    }
}